<template>
  <el-form size="small">
    <el-form-item>
      <el-radio
        v-model="radioValue"
        :label="1"
      >
        小时，允许的通配符[, - * /]
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio
        v-model="radioValue"
        :label="2"
      >
        周期从
        <el-input-number
          v-model="cycle01"
          :min="0"
          :max="22"
        /> -
        <el-input-number
          v-model="cycle02"
          :min="cycle01 ? cycle01 + 1 : 1"
          :max="23"
        /> 小时
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio
        v-model="radioValue"
        :label="3"
      >
        从
        <el-input-number
          v-model="average01"
          :min="0"
          :max="22"
        /> 小时开始，每
        <el-input-number
          v-model="average02"
          :min="1"
          :max="23 - average01 || 0"
        /> 小时执行一次
      </el-radio>
    </el-form-item>

    <el-form-item>
      <el-radio
        v-model="radioValue"
        :label="4"
      >
        指定
        <el-select
          v-model="checkboxList"
          clearable
          placeholder="可多选"
          multiple
          style="width:100%"
        >
          <el-option
            v-for="item in 60"
            :key="item"
            :value="item-1"
          >{{ item-1 }}</el-option>
        </el-select>
      </el-radio>
    </el-form-item>
  </el-form>
</template>

<script>
/* eslint-disable */
export default {
  name: 'CrontabHour',
  props: ['check', 'cron'],
  data () {
    return {
      radioValue: 1,
      cycle01: 0,
      cycle02: 1,
      average01: 0,
      average02: 1,
      checkboxList: [],
      checkNum: this.$options.propsData.check
    }
  },
  computed: {
    // 计算两个周期值
    cycleTotal: function () {
      const cycle01 = this.checkNum(this.cycle01, 0, 22)
      const cycle02 = this.checkNum(this.cycle02, cycle01 ? cycle01 + 1 : 1, 23)
      return cycle01 + '-' + cycle02
    },
    // 计算平均用到的值
    averageTotal: function () {
      const average01 = this.checkNum(this.average01, 0, 22)
      const average02 = this.checkNum(this.average02, 1, 23 - average01 || 0)
      return average01 + '/' + average02
    },
    // 计算勾选的checkbox值合集
    checkboxString: function () {
      const str = this.checkboxList.join()
      return str == '' ? '*' : str
    }
  },
  watch: {
    'radioValue': 'radioChange',
    'cycleTotal': 'cycleChange',
    'averageTotal': 'averageChange',
    'checkboxString': 'checkboxChange'
  },
  methods: {
    // 单选按钮值变化时
    radioChange () {
      switch (this.radioValue) {
        case 1:
          this.$emit('update', 'hour', '*')
          break
        case 2:
          this.$emit('update', 'hour', this.cycleTotal)
          break
        case 3:
          this.$emit('update', 'hour', this.averageTotal)
          break
        case 4:
          this.$emit('update', 'hour', this.checkboxString)
          break
      }
    },
    // 周期两个值变化时
    cycleChange () {
      if (this.radioValue == '2') {
        this.$emit('update', 'hour', this.cycleTotal)
      }
    },
    // 平均两个值变化时
    averageChange () {
      if (this.radioValue == '3') {
        this.$emit('update', 'hour', this.averageTotal)
      }
    },
    // checkbox值变化时
    checkboxChange () {
      if (this.radioValue == '4') {
        this.$emit('update', 'hour', this.checkboxString)
      }
    }
  }
}
</script>
